@INPROCEEDINGS {11677,
author={J. Santos and J. M. Pedro and A. Eira and P. Monteiro and J. J. O.  Pires},
doi={},
booktitle={IEEE Workshop on High Performance Switching and Routing},
title={'Optical  Transport Network Design with Collocated Regeneration and Differential Delay  Compensation },
year={2012},
month={June},
volume={1},
pages={1-6} 
}